sin — Sine


\begin{rail}
Sine : 'sin' '(' ( Scalar \vert Matrix ) ')' ;
\end{rail}
sin calculates the sine of the argument, which must be specified in radians. If the argument is a matrix, then the sin operation is performed on each element of the matrix in turn. If the argument is complex, given by z, then the result is:

sin(ℜ(z))cosh(ℑ(z)) + j cos(ℜ(z))sinh(ℑ(z))



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